134320041231 has 4 divisors (see below), whose sum is σ = 179093388312. Its totient is φ = 89546694152.

The previous prime is 134320041223. The next prime is 134320041281. The reversal of 134320041231 is 132140023431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134320041231 - 2³ = 134320041223 is a prime.

It is a super-2 number, since 2×134320041231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134320041281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22386673536 + ... + 22386673541.

It is an arithmetic number, because the mean of its divisors is an integer number (44773347078).

Almost surely, 2^134320041231 is an apocalyptic number.

134320041231 is a deficient number, since it is larger than the sum of its proper divisors (44773347081).

134320041231 is an equidigital number, since it uses as much as digits as its factorization.

134320041231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44773347080.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 134320041231 its reverse (132140023431), we get a palindrome (266460064662).

The spelling of 134320041231 in words is "one hundred thirty-four billion, three hundred twenty million, forty-one thousand, two hundred thirty-one".